PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention is a cleaning apparatus and method that efficiently and effectively cleans the residue that may build up on the inside surface of a tobacco pipe.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com